/**
  ******************************************************************************
  * @file    usb_bsp.c
  * @author  MCD Application Team
  * @version V1.2.0
  * @date    09-November-2015
  * @brief   This file is responsible to offer board support package and is
  *          configurable by user.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT 2015 STMicroelectronics</center></h2>
  *
  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
  * You may not use this file except in compliance with the License.
  * You may obtain a copy of the License at:
  *
  *        http://www.st.com/software_license_agreement_liberty_v2
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  *
  ******************************************************************************
  */

/* Includes ------------------------------------------------------------------*/
#include "usb_bsp.h"

/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
* @{
*/

/** @defgroup USB_BSP
* @brief This file is responsible to offer board support package
* @{
*/

/** @defgroup USB_BSP_Private_Defines
* @{
*/
/**
* @}
*/


/** @defgroup USB_BSP_Private_TypesDefinitions
* @{
*/
/**
* @}
*/





/** @defgroup USB_BSP_Private_Macros
* @{
*/
/**
* @}
*/

/** @defgroup USBH_BSP_Private_Variables
* @{
*/

/**
* @}
*/

/** @defgroup USBH_BSP_Private_FunctionPrototypes
* @{
*/
/**
* @}
*/

/** @defgroup USB_BSP_Private_Functions
* @{
*/


/**
* @brief  USB_OTG_BSP_Init
*         Initializes BSP configurations
* @param  None
* @retval None
*/

void USB_OTG_BSP_Init(USB_OTG_CORE_HANDLE* pdev)
{
#ifdef USE_STM3210C_EVAL

	RCC_OTGFSCLKConfig(RCC_OTGFSCLKSource_PLLVCO_Div3);
	RCC_AHBPeriphClockCmd(RCC_AHBPeriph_OTG_FS, ENABLE) ;

#else  /* USE_STM322xG_EVAL */
	GPIO_InitTypeDef GPIO_InitStructure;
#ifdef USE_USB_OTG_FS
	RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA, ENABLE);

	/* Configure SOF ID DM DP Pins */
	GPIO_InitStructure.GPIO_Pin = //GPIO_Pin_8 |
	    GPIO_Pin_11 | GPIO_Pin_12;

	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
	GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
	GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ;
	GPIO_Init(GPIOA, &GPIO_InitStructure);

	//GPIO_PinAFConfig(GPIOA,GPIO_PinSource8,GPIO_AF_OTG1_FS) ;
	GPIO_PinAFConfig(GPIOA, GPIO_PinSource11, GPIO_AF_OTG1_FS) ;
	GPIO_PinAFConfig(GPIOA, GPIO_PinSource12, GPIO_AF_OTG1_FS) ;

	/* Configure  VBUS Pin */
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
	GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
	GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ;
	GPIO_Init(GPIOA, &GPIO_InitStructure);

	/* Configure ID pin */
//  GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_10;
//  GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
//  GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP ;
//  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
//  GPIO_Init(GPIOA, &GPIO_InitStructure);
//  GPIO_PinAFConfig(GPIOA,GPIO_PinSource10,GPIO_AF_OTG1_FS) ;

	RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);
	RCC_AHB2PeriphClockCmd(RCC_AHB2Periph_OTG_FS, ENABLE) ;
#else  /* USE_USB_OTG_HS  */

#ifdef USE_ULPI_PHY /* ULPI */
	RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA | RCC_AHB1Periph_GPIOB |
	                       RCC_AHB1Periph_GPIOC | RCC_AHB1Periph_GPIOH |
	                       RCC_AHB1Periph_GPIOI, ENABLE);


	GPIO_PinAFConfig(GPIOA, GPIO_PinSource3, GPIO_AF_OTG2_HS) ; /* D0  */
	GPIO_PinAFConfig(GPIOA, GPIO_PinSource5, GPIO_AF_OTG2_HS) ; /* CLK */
	GPIO_PinAFConfig(GPIOB, GPIO_PinSource0, GPIO_AF_OTG2_HS) ; /* D1  */
	GPIO_PinAFConfig(GPIOB, GPIO_PinSource1, GPIO_AF_OTG2_HS) ; /* D2  */
	GPIO_PinAFConfig(GPIOB, GPIO_PinSource5, GPIO_AF_OTG2_HS) ; /* D7  */
	GPIO_PinAFConfig(GPIOB, GPIO_PinSource10, GPIO_AF_OTG2_HS) ; /* D3  */
	GPIO_PinAFConfig(GPIOB, GPIO_PinSource11, GPIO_AF_OTG2_HS) ; /* D4  */
	GPIO_PinAFConfig(GPIOB, GPIO_PinSource12, GPIO_AF_OTG2_HS) ; /* D5  */
	GPIO_PinAFConfig(GPIOB, GPIO_PinSource13, GPIO_AF_OTG2_HS) ; /* D6  */
	GPIO_PinAFConfig(GPIOH, GPIO_PinSource4, GPIO_AF_OTG2_HS) ; /* NXT */
	GPIO_PinAFConfig(GPIOI, GPIO_PinSource11, GPIO_AF_OTG2_HS) ; /* DIR */
	GPIO_PinAFConfig(GPIOC, GPIO_PinSource0, GPIO_AF_OTG2_HS) ; /* STP */

	/* CLK */
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5 ;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
	GPIO_Init(GPIOA, &GPIO_InitStructure);

	/* D0  */
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3  ;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
	GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
	GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ;
	GPIO_Init(GPIOA, &GPIO_InitStructure);



	/* D1 D2 D3 D4 D5 D6 D7 */
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1  |
	                              GPIO_Pin_5 | GPIO_Pin_10 |
	                              GPIO_Pin_11 | GPIO_Pin_12 |
	                              GPIO_Pin_13 ;

	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
	GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
	GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ;
	GPIO_Init(GPIOB, &GPIO_InitStructure);


	/* STP */
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0  ;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
	GPIO_Init(GPIOC, &GPIO_InitStructure);

	/* NXT */
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
	GPIO_Init(GPIOH, &GPIO_InitStructure);


	/* DIR */
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11 ;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
	GPIO_Init(GPIOI, &GPIO_InitStructure);


	RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_OTG_HS |
	                       RCC_AHB1Periph_OTG_HS_ULPI, ENABLE) ;

#else

	RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB, ENABLE);

	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12 |
	                              GPIO_Pin_14 |
	                              GPIO_Pin_15;

	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
	GPIO_Init(GPIOB, &GPIO_InitStructure);

	GPIO_PinAFConfig(GPIOB, GPIO_PinSource12, GPIO_AF_OTG2_FS) ;
	GPIO_PinAFConfig(GPIOB, GPIO_PinSource14, GPIO_AF_OTG2_FS) ;
	GPIO_PinAFConfig(GPIOB, GPIO_PinSource15, GPIO_AF_OTG2_FS) ;

	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
	GPIO_Init(GPIOB, &GPIO_InitStructure);

	/* USB OTG HS ULPI clock Disabled*/
	RCC_AHB1PeriphClockLPModeCmd(RCC_AHB1Periph_OTG_HS_ULPI, DISABLE);

	RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_OTG_HS, ENABLE) ;

#endif
#endif /* USB_OTG_HS */
#endif /* USE_STM3210C_EVAL */
}
/**
* @brief  USB_OTG_BSP_EnableInterrupt
*         Enable USB Global interrupt
* @param  None
* @retval None
*/
void USB_OTG_BSP_EnableInterrupt(USB_OTG_CORE_HANDLE* pdev)
{
	NVIC_InitTypeDef NVIC_InitStructure;

	NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
#ifdef USE_USB_OTG_HS
	NVIC_InitStructure.NVIC_IRQChannel = OTG_HS_IRQn;
#else
	NVIC_InitStructure.NVIC_IRQChannel = OTG_FS_IRQn;
#endif
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);
#ifdef USB_OTG_HS_DEDICATED_EP1_ENABLED
	NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
	NVIC_InitStructure.NVIC_IRQChannel = OTG_HS_EP1_OUT_IRQn;
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 2;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);

	NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
	NVIC_InitStructure.NVIC_IRQChannel = OTG_HS_EP1_IN_IRQn;
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);
#endif
}
/**
* @brief  USB_OTG_BSP_uDelay
*         This function provides delay time in micro sec
* @param  usec : Value of delay required in micro sec
* @retval None
*/
void USB_OTG_BSP_uDelay(const uint32_t usec)
{
	uint32_t count = 0;
	const uint32_t utime = (120 * usec / 7);

	do {
		if(++count > utime) {
			return ;
		}
	} while(1);
}


/**
* @brief  USB_OTG_BSP_mDelay
*          This function provides delay time in milli sec
* @param  msec : Value of delay required in milli sec
* @retval None
*/
void USB_OTG_BSP_mDelay(const uint32_t msec)
{
	USB_OTG_BSP_uDelay(msec * 1000);
}
/**
* @}
*/

/**
* @}
*/

/**
* @}
*/

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
